Plaub xyoos tom qab qhov hloov tshiab kawg, GNU M4 macro processor 1.4.20 raug tso tawm, uas yog siv los ua cov ntaub qhwv rau kev tsim cov ntawv xa email thiab tsim cov ntawv teeb tsa hauv Autoconf toolkit. M4 tso cai rau koj los tsim cov ntawv dynamically tsim cov ntawv raws li cov qauv, dhau los ntawm cov ntawv nkag thiab hloov cov txiaj ntsig ntawm kev ua tiav cov macros teev hauv cov ntawv no. Macros tuaj yeem hu rau ob qho tib si ib txwm ua thiab npaj ua haujlwm, piv txwv li, suav nrog cov ntaub ntawv, ua haujlwm lej, tswj cov ntaub ntawv, thiab khiav cov lus txib.
Hauv qhov tshiab version:
- Kev ua tiav ntawm "eval" cov lus tau pom tau nrawm dua.
- Kev sib raug zoo nrog cov qauv lus C tshiab tau ua tiav.
- Ported kho los ntawm gnulib los daws teeb meem portability.
- Cov lus txib "syscmd" thiab "esyscmd" tam sim no tswj cov kab lus hais kom pib nrog "+" thiab "-" cov cim.
- Ua raws li kev ua kom raug ntawm binary hom thaum thauj cov ntaub ntawv portable ntawm non-Unix platforms, uas cov ntaub ntawv binary tau ua tiav txawv dua li cov ntawv nyeem (piv txwv li, cov cim tom kawg ntawm kab yog hloov).
Tau qhov twg los: opennet.ru
