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Extract each expresion in "if" statements. It is for maintainability.

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This commit is contained in:
Masaki Muranaka
2013-01-09 12:03:16 +09:00
parent b5830aed17
commit 0b337accad
2 changed files with 48 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/dump.c
+24 -12
View File
@@ -353,7 +353,8 @@ write_pool_block(mrb_state *mrb, mrb_irep *irep, char *buf, int type)
uint16_t len =0;
buf_size = MRB_DUMP_DEFAULT_STR_LEN;
if ((char_buf = (char *)mrb_malloc(mrb, buf_size)) == NULL)
char_buf = (char *)mrb_malloc(mrb, buf_size);
if (char_buf == NULL)
goto error_exit;
buf += uint32_dump((uint32_t)irep->plen, buf, type); /* number of pool */
@@ -376,7 +377,8 @@ write_pool_block(mrb_state *mrb, mrb_irep *irep, char *buf, int type)
len = str_dump_len(RSTRING_PTR(str), RSTRING_LEN(str), type);
if (len > buf_size - 1) {
buf_size = len + 1;
if ((char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size)) == NULL)
char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size);
if (char_buf == NULL)
goto error_exit;
memset(char_buf, 0, buf_size);
}
@@ -389,7 +391,8 @@ write_pool_block(mrb_state *mrb, mrb_irep *irep, char *buf, int type)
len = str_dump_len(RSTRING_PTR(str), RSTRING_LEN(str), type);
if ( len > buf_size - 1) {
buf_size = len + 1;
if ((char_buf = mrb_realloc(mrb, char_buf, buf_size)) == NULL)
char_buf = mrb_realloc(mrb, char_buf, buf_size);
if (char_buf == NULL)
goto error_exit;
memset(char_buf, 0, buf_size);
}
@@ -423,7 +426,8 @@ write_syms_block(mrb_state *mrb, mrb_irep *irep, char *buf, int type)
uint16_t buf_size =0;
buf_size = MRB_DUMP_DEFAULT_STR_LEN;
if ((char_buf = (char *)mrb_malloc(mrb, buf_size)) == NULL)
char_buf = (char *)mrb_malloc(mrb, buf_size);
if (char_buf == NULL)
goto error_exit;
buf += uint32_dump((uint32_t)irep->slen, buf, type); /* number of symbol */
@@ -439,7 +443,8 @@ write_syms_block(mrb_state *mrb, mrb_irep *irep, char *buf, int type)
nlen = str_dump_len((char*)name, len, type);
if ( nlen > buf_size - 1) {
buf_size = nlen + 1;
if ((char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size)) == NULL)
char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size);
if (char_buf == NULL)
goto error_exit;
}
memset(char_buf, 0, buf_size);
@@ -475,7 +480,8 @@ calc_crc_section(mrb_state *mrb, mrb_irep *irep, uint16_t *crc, int section)
default: return MRB_DUMP_GENERAL_FAILURE;
}
if ((buf = (char *)mrb_calloc(mrb, 1, buf_size)) == NULL)
buf = (char *)mrb_calloc(mrb, 1, buf_size);
if (buf == NULL)
return MRB_DUMP_GENERAL_FAILURE;
buf_top = buf;
@@ -599,7 +605,8 @@ write_irep_record(mrb_state *mrb, int irep_no, char* bin, uint32_t *rlen, int ty
default: break;
}
if ((rc = calc_crc_section(mrb, irep, &crc, section)) != 0)
rc = calc_crc_section(mrb, irep, &crc, section);
if (rc != 0)
return rc;
bin += uint16_dump(crc, bin, type); /* crc */
@@ -624,10 +631,12 @@ dump_irep_record(mrb_state *mrb, int irep_no, FILE* fp, uint32_t *rlen)
if (irep_record_size == 0)
return MRB_DUMP_GENERAL_FAILURE;
if ((buf = (char *)mrb_calloc(mrb, 1, irep_record_size)) == NULL)
buf = (char *)mrb_calloc(mrb, 1, irep_record_size);
if (buf == NULL)
return MRB_DUMP_GENERAL_FAILURE;
if ((rc = write_irep_record(mrb, irep_no, buf, rlen, DUMP_TYPE_HEX)) != MRB_DUMP_OK) {
rc = write_irep_record(mrb, irep_no, buf, rlen, DUMP_TYPE_HEX);
if (rc != MRB_DUMP_OK) {
rc = MRB_DUMP_GENERAL_FAILURE;
goto error_exit;
}
@@ -657,7 +666,8 @@ mrb_write_irep(mrb_state *mrb, int top, char *bin)
bin += sizeof(rite_binary_header) + MRB_DUMP_SIZE_OF_SHORT/* crc */;
for (irep_no=top; irep_no<mrb->irep_len; irep_no++) {
if ((rc = write_irep_record(mrb, irep_no, bin, &rlen, DUMP_TYPE_BIN)) != 0)
rc = write_irep_record(mrb, irep_no, bin, &rlen, DUMP_TYPE_BIN);
if (rc != 0)
return rc;
bin += (rlen + DUMP_SIZE(MRB_DUMP_SIZE_OF_LONG, DUMP_TYPE_BIN));
@@ -685,7 +695,8 @@ mrb_dump_irep(mrb_state *mrb, int top, FILE* fp)
return MRB_DUMP_WRITE_FAULT;
for (irep_no=top; irep_no<mrb->irep_len; irep_no++) {
if ((rc = dump_irep_record(mrb, irep_no, fp, &rlen)) != 0)
rc = dump_irep_record(mrb, irep_no, fp, &rlen);
if (rc != 0)
return rc;
rbds += rlen;
@@ -716,7 +727,8 @@ mrb_bdump_irep(mrb_state *mrb, int n, FILE *f,const char *initname)
buf_size += get_irep_record_size(mrb, irep_no, DUMP_TYPE_BIN);
buf_size += MRB_DUMP_SIZE_OF_LONG; /* end of file */
if ((buf = (char *)mrb_malloc(mrb, buf_size)) == NULL)
buf = (char *)mrb_malloc(mrb, buf_size);
if (buf == NULL)
return MRB_DUMP_GENERAL_FAILURE;
rc = mrb_write_irep(mrb, n, buf);
src/load.c
+24 -12
View File
@@ -144,7 +144,8 @@ load_rite_irep_record(mrb_state *mrb, RiteFILE* rfp, unsigned char* dst, uint32_
uint16_t buf_size =0;
buf_size = MRB_DUMP_DEFAULT_STR_LEN;
if ((char_buf = (char *)mrb_malloc(mrb, buf_size)) == NULL)
char_buf = (char *)mrb_malloc(mrb, buf_size);
if (char_buf == NULL)
goto error_exit;
pStart = dst;
@@ -193,7 +194,8 @@ load_rite_irep_record(mrb_state *mrb, RiteFILE* rfp, unsigned char* dst, uint32_
if ( pdl > buf_size - 1) {
buf_size = pdl + 1;
if ((char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size)) == NULL)
char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size);
if (char_buf == NULL)
goto error_exit;
}
memset(char_buf, '\0', buf_size);
@@ -220,7 +222,8 @@ load_rite_irep_record(mrb_state *mrb, RiteFILE* rfp, unsigned char* dst, uint32_
if ( snl > buf_size - 1) {
buf_size = snl + 1;
if ((char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size)) == NULL)
char_buf = (char *)mrb_realloc(mrb, char_buf, buf_size);
if (char_buf == NULL)
goto error_exit;
}
memset(char_buf, '\0', buf_size);
@@ -259,11 +262,13 @@ mrb_read_irep_file(mrb_state *mrb, FILE* fp)
rfp = &ritefp;
//Read File Header Section
if ((ret = load_rite_header(fp, &bin_header, hcrc)) != MRB_DUMP_OK)
ret = load_rite_header(fp, &bin_header, hcrc);
if (ret != MRB_DUMP_OK)
return ret;
len = sizeof(rite_binary_header) + bin_to_uint32(bin_header.rbds);
if ((rite_dst = (unsigned char *)mrb_malloc(mrb, len)) == NULL)
rite_dst = (unsigned char *)mrb_malloc(mrb, len);
if (rite_dst == NULL)
return MRB_DUMP_GENERAL_FAILURE;
dst = rite_dst;
@@ -277,7 +282,8 @@ mrb_read_irep_file(mrb_state *mrb, FILE* fp)
for (i=0; i<len; i++) {
rite_fgets(rfp, hex8, sizeof(hex8), TRUE); //record len
dst += hex_to_bin32(dst, hex8);
if ((ret = load_rite_irep_record(mrb, rfp, dst, &rlen)) != MRB_DUMP_OK) //irep info
ret = load_rite_irep_record(mrb, rfp, dst, &rlen);
if (ret != MRB_DUMP_OK) //irep info
goto error_exit;
dst += rlen;
}
@@ -362,7 +368,8 @@ read_rite_irep_record(mrb_state *mrb, unsigned char *src, uint32_t* len)
irep->ilen = bin_to_uint32(src); //iseq length
src += MRB_DUMP_SIZE_OF_LONG;
if (irep->ilen > 0) {
if ((irep->iseq = (mrb_code *)mrb_malloc(mrb, sizeof(mrb_code) * irep->ilen)) == NULL) {
irep->iseq = (mrb_code *)mrb_malloc(mrb, sizeof(mrb_code) * irep->ilen);
if (irep->iseq == NULL) {
ret = MRB_DUMP_GENERAL_FAILURE;
goto error_exit;
}
@@ -397,7 +404,8 @@ read_rite_irep_record(mrb_state *mrb, unsigned char *src, uint32_t* len)
if (pdl > bufsize - 1) {
mrb_free(mrb, buf);
bufsize = pdl + 1;
if ((buf = (char *)mrb_malloc(mrb, bufsize)) == NULL) {
buf = (char *)mrb_malloc(mrb, bufsize);
if (buf == NULL) {
ret = MRB_DUMP_GENERAL_FAILURE;
goto error_exit;
}
@@ -448,7 +456,8 @@ read_rite_irep_record(mrb_state *mrb, unsigned char *src, uint32_t* len)
irep->slen = bin_to_uint32(src); //syms length
src += MRB_DUMP_SIZE_OF_LONG;
if (irep->slen > 0) {
if ((irep->syms = (mrb_sym *)mrb_malloc(mrb, sizeof(mrb_sym) * irep->slen)) == NULL) {
irep->syms = (mrb_sym *)mrb_malloc(mrb, sizeof(mrb_sym) * irep->slen);
if (irep->syms == NULL) {
ret = MRB_DUMP_INVALID_IREP;
goto error_exit;
}
@@ -469,7 +478,8 @@ read_rite_irep_record(mrb_state *mrb, unsigned char *src, uint32_t* len)
if (snl > bufsize - 1) {
mrb_free(mrb, buf);
bufsize = snl + 1;
if ((buf = (char *)mrb_malloc(mrb, bufsize)) == NULL) {
buf = (char *)mrb_malloc(mrb, bufsize);
if (buf == NULL) {
ret = MRB_DUMP_GENERAL_FAILURE;
goto error_exit;
}
@@ -510,7 +520,8 @@ mrb_read_irep(mrb_state *mrb, const char *bin)
sirep = mrb->irep_len;
//Read File Header Section
if ((nirep = read_rite_header(mrb, src, &bin_header)) < 0)
nirep = read_rite_header(mrb, src, &bin_header);
if (nirep < 0)
return nirep;
src += sizeof(bin_header) + MRB_DUMP_SIZE_OF_SHORT; //header + crc
@@ -518,7 +529,8 @@ mrb_read_irep(mrb_state *mrb, const char *bin)
//Read Binary Data Section
for (n=0,i=sirep; n<nirep; n++,i++) {
src += MRB_DUMP_SIZE_OF_LONG; //record ren
if ((ret = read_rite_irep_record(mrb, src, &len)) != MRB_DUMP_OK)
ret = read_rite_irep_record(mrb, src, &len);
if (ret != MRB_DUMP_OK)
goto error_exit;
src += len;
}