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| author | lantw44 <lantw44@gmail.com> | 2012-09-14 01:12:34 +0800 |
|---|---|---|
| committer | lantw44 <lantw44@gmail.com> | 2012-09-14 01:12:34 +0800 |
| commit | c0cf367120cba837dc93ca38a197de940f3dabca (patch) | |
| tree | 3572b03ac7026959d2b5900b141d536c27d716d5 /l4arg/qarg.c | |
| parent | e3d7e7952715a780a37fe3f12d6f0a181ac70ac8 (diff) | |
| download | l4basic-c0cf367120cba837dc93ca38a197de940f3dabca.tar.gz l4basic-c0cf367120cba837dc93ca38a197de940f3dabca.tar.zst l4basic-c0cf367120cba837dc93ca38a197de940f3dabca.zip | |
l4arg: 加入 l4arg_toargv_free，用於釋放 l4arg_toargv 配置的記憶體空間
l4arg: 初次完成 l4qarg 部份，尚未測試
Diffstat (limited to 'l4arg/qarg.c')
| -rw-r--r-- | l4arg/qarg.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/l4arg/qarg.c b/l4arg/qarg.c new file mode 100644 index 0000000..aab818f --- /dev/null +++ b/l4arg/qarg.c @@ -0,0 +1,54 @@ +#include <stdlib.h> +#include <string.h> +#include <l4arg.h> + +/* 為什麼叫做 qarg 呢？因為這是用來解析很像 QEMU 命令列參數的參數 */ + +L4QARG* l4qarg_parse(const char* str){ + char** pargv = l4arg_toargv(str, ",", "\"\'", "\\"); + if(pargv == NULL){ + return NULL; + } + int i, allc; + L4QARG* qargarr; + char* pos; + for(i=0; pargv[i]!=NULL; i++); + allc = i + 1; + qargarr = (L4QARG*) malloc(sizeof(L4QARG*) * allc); + if(qargarr == NULL){ + l4arg_toargv_free(pargv); + return NULL; + } + for(i=0; pargv[i]!=NULL; i++){ + pos = strchr(pargv[i], '='); + if(pos == NULL){ + qargarr[i].arg_name = pargv[i]; + qargarr[i].arg_value = NULL; + }else{ + pos = '\0'; + qargarr[i].arg_name = pos; + pos++; + qargarr[i].arg_value = (char*) malloc(strlen(pos)+1); + if(qargarr[i].arg_value == NULL){ + l4arg_toargv_free(pargv); + return NULL; + } + strcpy(qargarr[i].arg_value, pos); + } + } + free(pargv); + qargarr[i].arg_name = NULL; + qargarr[i].arg_value = NULL; + return qargarr; +} + +void l4qarg_free(L4QARG* qarg){ + int i; + for(i=0; !(qarg[i].arg_name == NULL && qarg[i].arg_value == NULL); i++){ + free(qarg[i].arg_name); + if(qarg[i].arg_value != NULL){ + free(qarg[i].arg_value); + } + } + free(qarg); +} |